TY  - RPRT
TI  - Querying temporal clinical databases with different time granularities: the GCH-OSQL language.
AU  - C Combi
AU  - F Pinciroli
AU  - M Cavallaro
AU  - G Cucchi
PY  - 1995
UR  - https://pubmed.ncbi.nlm.nih.gov/8563295/
ID  - 8563295
ER  -